Home / 25,279.02-37,917.36-7,749

Finding the Fourth Proportional to 25,279.02, 37,917.36 and 7,749

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Solution

The fourth proportional to 25,279.02, 37,917.36 and 7,749 is: 11,623.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.02 : 37,917.36 = 7,749 : x
  2. Step 2: Convert to fraction form
    25,279.02/37,917.36 = 7,749/x
  3. Step 3: Cross multiply
    25,279.02x = 37,917.36 × 7,749
  4. Step 4: Simplify right side
    25,279.02x = 293,821,622.64
  5. Step 5: Solve for x
    x = 293,821,622.64/25,279.02
  6. Step 6: Final answer
    x = 11,623.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.